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Prime Tuple Database
Prime p0= 1990498517245474931 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 36 54 2 48 6 22 18 20 4 38 4 20 18 22 6 48 2 54 36 (?)
an: 0 36 90 92 140 146 168 186 206 210 248 252 272 290 312 318 366 368 422 458
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 458
Found by: Landjunge
db: batch=80, k=20, 36 54 2 48 6 22 18 20 4 38
dn: 0 36 54 2 48 6 22 18 20 4 38 4 20 18 22 6 48 2 54 36 (?)
an: 0 36 90 92 140 146 168 186 206 210 248 252 272 290 312 318 366 368 422 458
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 458
Found by: Landjunge
db: batch=80, k=20, 36 54 2 48 6 22 18 20 4 38
| STPT(10) | 1990496584802867129 | 0 2 18 20 30 32 42 44 60 62 | -1932442607802 |
| SPT(16) | 1990496864972426411 | 0 12 56 86 108 152 182 200 318 336 366 410 432 462 506 518 | -1652273048520 |
| STPT(10) | 1990497418291327409 | 0 2 48 50 60 62 72 74 120 122 | -1098954147522 |
| TPT(14) | 1990497601510704659 | 0 2 42 44 60 62 90 92 102 104 168 170 258 260 | -915734770272 |
| SPT(18) | 1990497899281277669 | 0 24 38 50 62 114 138 194 230 282 318 374 398 450 462 474 488 512 | -617964197262 |
| SPT(16) | 1990498124000081279 | 0 24 78 104 108 122 128 134 168 174 180 194 198 224 278 302 | -393245393652 |
| STPT(10) | 1990498599559996661 | 0 2 36 38 78 80 120 122 156 158 | 82314521730 |
| STPT(10) | 1990498991336901209 | 0 2 48 50 90 92 132 134 180 182 | 474091426278 |
| SPT(16) | 1990499014489088113 | 0 6 28 48 76 90 108 154 240 286 304 318 346 366 388 394 | 497243613182 |
| SPT(16) | 1990499359136169151 | 0 6 12 18 22 28 78 96 112 130 180 186 190 196 202 208 | 841890694220 |
| SPT(16) | 1990499405951650577 | 0 32 44 54 60 86 126 146 180 200 240 266 272 282 294 326 | 888706175646 |
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